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SAFETY SYMBOLS
Direct current
Alternating current
Both direct and alternating current
Three-phase alternating current
Earth (ground) terminal
Protective earth (ground) terminal
Frame or chassis terminal
Terminal is at earth potential. Used for measurement and control circuits designed to be operated
with one terminal at earth potential.
Terminal for Neutral conductor on permanently installed equipment
Terminal for Line conductor on permanently installed equipment
On (supply)
Off (supply)
Standby (supply). Units with this symbol are not completely disconnected from ac mains when
this switch is off. To completely disconnect the unit from ac mains, either disconnect the power
cord or have a qualified electrician install an external switch.
In position of a bi-stable push control
Out position of a bi-stable push control
Caution, risk of electric shock
Caution, hot surface
Caution (refer to accompanying documents)
WARNING
The WARNING si
n denotes a hazard. It calls attention to a
rocedure,
ractice, or the like,
which, if not correctl
erformed or adhered to, could result in
ersonal in
ur
. Do not
roceed
be
ond a WARNING si
n until the indicated conditions are full
understood and met.
Caution
The CAUTION si
n denotes a hazard. It calls attention to an o
eratin
rocedure, or the like,
which, if not correctl
erformed or adhered to, could result in dama
e to or destruction of
art
or all of the
roduct. Do not
roceed be
ond a CAUTION si
n until the indicated conditions are
full
understood and met.
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